There are
2,448 mi
from San Leandro, CA to Oak Ridge, TN
That's the driving distance. It would take 1 day 19 hours to go from San Leandro, California to Oak Ridge, Tennessee.
The flight distance (direct flight from San Leandro, CA to Oak Ridge, TN) is 2,083.28 mi.
2,448 mi = 3.22 kms